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MODEL TT-10/15 (T2)

ELECTRON BEAM SOURCE

POWER SUPPLY

INSTRUCTION MANUAL

Part Number 108-0100-2

Copyright ©

TELEMARK

, 1990-1999 - All rights reserved

November, 2000

www.telemrk.com

Brand or product names are trademarks or

registered trademarks of their respective companies

Summary of Contents for TT-10

Page 1: ...OURCE POWER SUPPLY INSTRUCTION MANUAL Part Number 108 0100 2 Copyright TELEMARK 1990 1999 All rights reserved November 2000 www telemrk com Brand or product names are trademarks or registered trademar...

Page 2: ...If it becomes necessary to test live circuits all test meter connections must be made with the power OFF Test leads should be in good repair and have sufficient insulation for a test voltage of at le...

Page 3: ...ule freight prepaid Telemark reserves the right to determine the appropriate warranty adjustment USER RESPONSIBILITY The user is responsible for proper installation operation and ordinary maintenance...

Page 4: ...scription 1 1 System Components 1 2 2 SPECIFICATIONS Control Module 2 1 HV Power Cabinet 2 1 Filament Transformer 2 2 Standard XY Sweep with Memory Module 2 2 3 INSTALLATION Introduction 3 1 Mechanica...

Page 5: ...Y Sweep Controller with Memory Module Optional 4 6 Standard Sweep Select Module Memory Module 4 7 5 OPERATION Introduction 5 1 Preliminary Precautions 5 1 Startup 5 1 Operation 5 2 XY Sweep with Memor...

Page 6: ...stallation 3 2 3 B Multi Source Vacuum Tank Grounding Installation 3 3 3 C Source Filament Transformer Connections 3 4 3 D Source Inter Module Connections 3 6 3 E Control Module Connections 3 8 3 F HV...

Page 7: ...to the EB sources The High Voltage Power Cabinet is produced to accommodate one two or three sources The number of Source Filament Control modules determines the number of sources that can be driven...

Page 8: ...e 2 Control Module 2 and 3 source systems only 3 Source 3 Control Module three source systems only 4 Sweep Module one per EB source is also needed in standard operation 5 High Voltage Power Cabinet 6...

Page 9: ...GENERAL DESCRIPTION 1 3 Telemark TT 10 15 Power Supplies Figure 1 B Cabinet General View...

Page 10: ...1 4 GENERAL DESCRIPTION Telemark TT 10 15 Power Supplies...

Page 11: ...0 amps adjustable TT 15 0 2 to 1 5 amps adjustable Current cutback response Less than 100 microseconds HV Power Cabinet Input Power D models 208 240 volts 3 phase 60 Hz TT 10 50 amps plus 15A for con...

Page 12: ...A single phase 50 60Hz Output power Dual Channel longitudinal and lateral plus or minus 1 5 amps mfg adjustable maximum into a load with impedance of less than 15 Frequency range Triangle Pattern mode...

Page 13: ...chanical The Control and Sweep modules must be placed in a level 19 inch rack or other suitable cabinet that is capable of supporting a minimum of 25 pounds The High Voltage Power Cabinet must be plac...

Page 14: ...opper clad steel rods driven through the floor and into the earth near the tank location The ground rods should be connected to the vacuum tank and the filament transformer by a 6 or larger gauge copp...

Page 15: ...ecked The resistance should never be over 3 ohms The climate and soil conditions in your area may dictate performing this test more often After this test has been completed reconnect the cable to both...

Page 16: ...ce filament transformer The power supply is connected to ground using the HV cable s shield connection The power supply may sustain major damage if power is applied before the ground is connected Conn...

Page 17: ...he filament transformer output to the vacuum tank high voltage feedthrus If a different length is desired please contact the factory Inter module Connections See Figure 3 D or 3 E Control to HV Power...

Page 18: ...3 6 INSTALLATION Telemark TT 10 15 Power Supply Figure 3 D Source Inter Module Connections...

Page 19: ...at the user may require to turn the HV off These may include emergency off push buttons etc The normally open contacts of each interlock should be connected in series and terminated through pins 3 and...

Page 20: ...interlock LEDs are off 25 Cables are supplied for each EB Source ordered HV Power Cabinet See Fig 3 C Source Filament Transformer Connections Electrical interlock and control connections are outlined...

Page 21: ...INSTALLATION 3 9 Telemark TT 10 15 Power Supply Figure 3 E Control Module Connections...

Page 22: ...CTED OR BE CONNECTED TO ANY OF THE HOT LINES Sweep Module Rear Panel See Figure 3 H INPUT V A C CONNECTION Power The VAC input connector on the back panel is a standard 3 pin plastic domestic male com...

Page 23: ...y from the high voltage feed throughs These leads are then connected to pins 1 2 3 of the Sweep s J3 The Sweep Output connector provided is a round metal 3 pin male Philmore Pin 1 is the Lateral outpu...

Page 24: ...p to its Removable Modules is shown in Fig 4 C Sweep Chassis CONTROLLER JOYSTICK CONTROL J4 J5 The left module bay on the front of the chassis has 37 pin female D subs for the Controller Joystick Modu...

Page 25: ...of the equipment The key when turned to the ON position cannot be removed 2 MAIN POWER OFF The on off function is provided by a pair of push buttons on the panel at the middle of the labeled Main Pow...

Page 26: ...t illuminates when the power supply is in cut back Arcing in tank is sensed or max current limit has been reached 8 HIGH VOLTAGE METER A digital display of the power supply s output voltage from 0 to...

Page 27: ...Controls and Interlock Indicators 14 SOURCE OFF The on off function is provided by a pair of push buttons on the panel at the lower left of the labeled Source functional group The off button lights wh...

Page 28: ...een the bias setting level and the current limit can be made Special circuitry protects the power supply and may cause interruption of the power supply at a setting exceeding the maximum rated current...

Page 29: ...m Standard Sweep Control Module Chassis See figure 4 C 1 ON OFF SWITCH Provides Sweeper power not TT 10 15 Controller power 2 MODE CONTROL SWEEP SELECT SWITCH selects between Control on the left and S...

Page 30: ...y be used plugged into the chassis or as a Handheld Remote on an extension cable 1 PATTERN MODE SWITCH The three position MODE switch is used to select between SPIRAL MANUAL beam position and TRIANGLE...

Page 31: ...ENCY Adjusts the sweeping speed s When in Triangle mode the Lateral and Longitudinal Frequency knobs operate independently in two axis When in Spiral mode only the Longitudinal Mod Freq pot 6 controls...

Page 32: ...t silkscreened on the panel but it is the middle position similar to the Joystick Controller Module With the MODE switch in the SPIRAL condition the Longitudinal Modulation Frequency knob controls the...

Page 33: ...near far or the center position of patterns 7 8 AMPLITUDE Adjusts the overall pattern size in two axis 9 10 FREQUENCY Adjusts the sweeping speed s When in Triangle mode the Lateral and Longitudinal Fr...

Page 34: ...4 10 CONTROLS AND INDICATORS Telemark TT 10 15 Power Supplies...

Page 35: ...System Grounding Practice 2 The external interlocks are correctly installed as described in detail in Chapter 4 Interlock Connections under Control Modules 3 The vacuum tank is operational 4 The filam...

Page 36: ...the HIGH VOLTAGE meter 8 Increase the VOLTAGE ADJUST potentiometer until the meter reads the required operating voltage normally 6 10 kV This affects the longitudinal beam position 9 Turn the electron...

Page 37: ...m in the crucible This ensures connection of the deflection coils and Sweep output With the beam in the center of the pocket turn Emission down 7 Place the front panel switch control sweep select in t...

Page 38: ...evels If the E beam spreads the pattern may end up sweeping wider areas than previously calibrated CAUTION always keep the E beam in the crucible pocket Shutdown 1 Reduce the EMISSION ADJUST potentiom...

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